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TECHNICAL SESSIONS Oct. 16, 2007 ASPEN ROOM Directors’ Board 2pm Characterization of hot oxidation and ferritic stainless steel pickling - 2:30pm Ultra-low titanium-clad carbon steel - evaluation of galvannealed coating obtained through a simulation in gleeble - Fabiano Augusto Vallim Fonseca, José Geraldo de Souza and Rogerio Augusto Carneiro (USIMINAS), Vicente Tadeu Lopes Buono (UFMG) 3pm Development of pre-painted-CSN galvanized plates for the application in bus sides closing -José Eduardo Ribeiro de Carvalho, Adriano Scheid, Antônio Henriques Botelho, Alberto Nei Carvalho Costa and Willian Ribeiro dos Santos (CSN) 3:30pm New galvanizing line coupled with high-speed painting line at Marcegaglia’s Ravenna plant, Italy - Cesare Gualco (MARCEGAGLIA), Manuel Bianco (DANIELI) 4pm Coffee-break: sponsored by MORGAN 4:30pm Optimization of cold strip laminator thickness control at 5pm Influence of the hardening lamination deformation on the mechanical properties of a rephosphorated hot-galvanized steel - Carlos Augusto Carvalhido and Gláucio Bórtoli da Cruz Rabelo (USIMINAS), Berenice Mendonça Gonzalez (UFMG) 5:30pm Productivity increment in the pickling process in Siderar - plant GS 6 pm Reduction of overcoating in reels produced in continuous zinc-plating line number 2 at CSN - Emerson Alves da Silva, Romero Cesar Carvalho de Barros, Carlos Henrique Gonçalvez Campbell, Cláudio Henrique Alves de Souza and Luiz Marques Barboza (CSN) Oct. 16, 2007 BARILOCHE ROOM Directors’ Board 2pm Effect of the coiling temperature on the mechanical properties in traction of a niobium micro-alloyed steel - Emerson Guimarães Melo and Glaucio Bortoli da Cruz Rabelo (USIMINAS), Paulo Roberto Cetlin (UFMG) 2:30pm Validación de una nueva calibración en un tren desbastador para la laminación de barras de acero SAE 4330 - Augusto Cecilia and Andrés Martinez (SIPSA), Matias Pereyra (METALMECÂNICA), Wadi Chiapparoli and Luis Reda (IAS) 3pm Improvement of the heat exchange efficiency in refrigeration systems (example used in LTQ of ArcelorMittal Tubarão) - Rodrigo Sepulcri Rosalem, Maria Letícia Burrel de Lima, Carlos Segundo Krenz and Kirlene Salgado Fernandes Penna (BUCKMAN LABORATÓRIOS), Sergio de Oliveira Lima Júnior and Felício Castro Valente (ArcelorMittal Tubarão) 3:30pm Evolution of the microstructure of a V-N micro-alloyed steel in continuous lamination of seamless pipes - Ricardo Nolasco de Carvalho and Marcelo Almeida Cunha Ferreira (V&M), Dagoberto Brandão Santos and Ronaldo Barbosa (UFMG) 4pm Coffee-break: sponsored by MORGAN 4:30pm Increase in thick plate laminator productivity through the profile length optimization - Aloísio Teixeira, Júlio Toshio Nakashima, Maurício Martins Pereira, Marco Antônio Nogueira Alves, Adriana Tavares Soares and Marcos Calvo de Jesus (COSIPA) 5pm Correlation between the workability and the mechanical and electrical properties of a series 6000 alloy modified with different Mg contents - Washington Luis Reis Santos, Paulo Cordeiro Machado, Antônio Maria Alves Thomas and José Maria do Vale Quaresma (FEDERAL UNIVERSITY OF PARÁ) 5:30pm Performance of Usiminas steels resistant to the atmospheric corrosion, exposed to the industrial and marine environments - Adão Vieira de Faria, José Geraldo de Sousa and Rogério Augusto Carneiro (USIMINAS), Geralda Cristina Durães de Godoy (UFMG) 6pm Increase in the production capacity of the V&M Brasil continuous laminator 6:30pm Cocktail: sponsored by TIMKEN and BT-BARDELLA TIMKEN Oct. 16, 2007 CHAMONIX ROOM Directors’ Board 2pm The Wicon rolling library for billet, bar and rod mills. A live demonstration of a revamping project. Nils-Gunnar Malmgren (MORGARDSHMMAR), Alessandro Sovrano and Andrea Zanon (DANIELI) 2:30pm Automation system upgrading of conventional hot strip mills 3pm Establishing a comprehensive predictive maintenance program in a high speed rod mill 3:30pm Hot rolling technology for future mill concepts 4pm Coffee-break: sponsored by MORGAN 4:30pm Morgoil® back-up bearing upgrades 5pm Development of water-tough (WTF)® bearings for steel mills 5:30pm Results in using semi-hss rolls spun casting in a temper mill 6pm Chipping of cylinders caused by superficial cracks that display more than one propagation front - Felipe Gustavo Bernardes, Waldemar Braatz Krueger, Sergio Alves Araujo, Marcelo Arantes Rebellato and Sergio Roberto Antonio (AÇOS VILLARES) 6:30pm Cocktail: sponsored by TIMKEN and BT-BARDELLA TIMKEN Oct. 17, 2007 ASPEN ROOM Directors’ Board 8:30am Optimization of the cold lamination process through planning of experiments 9am Industrial application of adaptive neural networks: plate cold lamination 9:30am Herramientas de graficación y clasificación de la forma de la chapa a la salida del laminador en frío - Christian Cezanne and Daniel Oldani (SIDERAR), Marcos Olagaray (VAI INGDESI) 10am Coffee-break: sponsored by MORGAN COLD LAMINATION 10:30am Influence of the exposure time and high temperatures on AA5083 alloy microstructure 11am Development of software for the detection of a roll with abnormality in furnace at LRCC#1, preventing scratched material in furnace at LRCC#1- Adalberto Souza de Andrade and Márcio Fidélis Ramos (CSN) 11:30am Evaluation of the heat transfer conditions in the simulation of continuous annealing cycle at Gleeble - Ricardo Machado Cabral and Túlio Magno Fuzessy de Melo (USIMINAS), Roberto Parreiras Tavares (UFMG) Midday Steel strip cold lamination with the utilization of liquid nitrogen 12:30pm Lunch 2pm Lecture - Winning Attitudes - High Impact of the Management of People and Results 3:30pm Technical Report: Aços Villares COLD LAMINATION Directors’ Board 5pm Adjustment of Cosipa’s box annealing process for the reduction of the defect known as "orange skin" - Lúcio Rosa da Silva, Guilherme Klaus Pfeilsticker, Adilson Correa, Érika Ishara and Karl Kristian Bagger (COSIPA) 5:30pm Mechanism of “gluing” defect formation caused by “exfoliation” 6pm Reduction of water consumption and reutilization in Brasmetal Waelzholz’s pickling line 8:30pm Dinner: sponsored by SIEMENS VAI Oct. 17, 2007 BARILOCHE ROOM Directors’ Board 8:30am Analysis of adjustments in Misaka’s equation and its effects on the properties and microstructure of C-Mn and micro-alloyed steels of hot lamination - Marcelo Lucas Pereira Machado, Kamila Furtado Cupertino and Gustavo Coqui Barbosa (CEFET-ES), José Fagundes Jr. (ArcelorMittal Tubarão) 9am Finishing block guiding system in the long product lamination of Aços Villares-Sidenor 9:30am Strategy of plate patio operation of LTQ at ArcelorMittal Tubarão 10am Coffee-break: sponsored by HOT LAMINATION - FLAT / LONG PRODUCTS 10:30am Control of the high carbon content (ATC) steel laminated machine thread for patent thermal treatment replacement 11am Evolution of the grain size and mechanical properties of hot-laminated micro-alloyed steel - Geovane Martins Castro (ACESITA), Ronaldo Barbosa ( UFMG) 11:30am Hydraulic device for cage change of the finish laminator (NTM) at ArcelorMittal Juiz de Fora - Heliomar Azevedo Brasileiro and Antonio Silvério Moreira (ArcelorMittal Juiz de Fora), Eduardo Scaion (USIWAL) Midday Mathematic model for the control and optimization of temperature and energy from the re-heating furnace of lamination train 1 at Belgo ArcelorMittal Usina Piracicaba-SP 12:30pm Lunch HOT LAMINATION - FLAT PRODUCTS Directors’ Board 4:30pm Tests for the evaluation of the operational stability of LTQ chairs 5pm Máxima utilización de subconjuntos: un objetivo en el laminador de chapas en caliente de Siderar - Martín Eduardo Armando Borda (SIDERAR) 17:30pm Study on the mechanical properties of API 5L-X80 steel produced through controlled lamination process - Marcos Antônio de Castro Araújo Sampaio, Carlos Salaroli de Araújo and Carmos Antônio Gandra (USIMINAS), Dagoberto Brandão Santos (UFMG) 6pm Horns of heat - work roll cooling distortions 8:30pm Dinner: sponsored by SIEMENS VAI Oct. 17, 2007 CHAMONIX ROOM Directors’ Board 8:30am The minimill for stainless & special steel long products at baosteel shanghai no. 5 P.R of China - commissioning and performance test results 9 am Tangshan Guofeng 1450 mm hot strip mill (P.R. China) start-up and first operational results. 9:30am Guide technology to maximize mill productivity 10am Coffee-break: sponsored by MORGAN CYLINDERS 10:30am Cylinder workshop management system - RSMS 11 am The new roll surface inspection system RSIS (Automatic quality control of ground roll surfaces) - Bernd Huntgeburth, Hubert Schuhen, Peter Vinke, Stefan Weidmann and Igor Oberding (WALDRICH SIEGEN) 11:30am Development of a grinding wheel for the rectification of hot strip rolling cylinders at CSN - Jaime César de Paiva, Luiz Alberto Pereira Campbell, Marcos de Oliveira Erbiste, Ney Dias do Nascimento and Eliseu de Freitas Camacho (CSN) Midday Utilization of high-chrome cylinders in API steel lamination in thick plate laminator at Cosipa - Flávio Viana de Freitas, Júlio Toshio Nakashima, Maurício Martins Pereira, Maurício Duberger Lopes and Marco Antônio Nogueira Alves (COSIPA) 12:30 pm Lunch EQUIPMENT Directors’ Board 4:30pm Compact steckel / plate mills utilizing Danieli FTSC technology 5 pm Innovation in high speed rolling mills-T. M. Shore e B. V. Kiefer (MORGAN) 5:30pm New material reassignment process increases yield 6 pm New finishing rolling mill for high alloy steel-grades at 8:30pm Dinner: sponsored by SIEMENS VAI Oct. 18, 2007 ASPEN ROOM Directors’ Board 8:30am Effect of the thermomechanical process on the stampability of ARBL steels 9 am Cold laminated steel strips, phosphatized via critical stamping processes 9:30am Modeling and numeric simulation of deformation for the calculation of reference parameters in cold lamination processes - Péricles G. Alves and Elder Moreira Hemerly (ITA) 10 am Coffee-break: sponsored by MORGAN COLD LAMINATION 10:30am Study on the re-crystallization kinetics of CSN 2710, 2680 and 4130 steels used in packaging - Eduardo Amorim Motta (CSN), Hugo Ricardo Zschommler Sandim (ESCOLA DE ENGA. DE LORENA-USP) 11 am Automation of anti-cross roll in hardening laminator 2 - Cosipa 11:30am Optimization of NBR 6665 T65 specification for the production of metallic sheets of over 0.25 mm thick - Sidnei Gomes Itaboray, Carlos Agenor Onofre Cabral Costa, Tomé Moreira de Alvarenga, Eduardo Amorim Mota, João Antônio Itaboray, Paulo Roberto Campissi de Souza and Marcos Delane de Souza (CSN) Midday Methodology for the lubrication analysis in Cosipa’s cold strip laminator 12:30pm Lunch COLD LAMINATION Directors’ Board 2:30pm Characteristics of deformation-induced martensite in austenitic stainless steels in hard drawing operations - Marta Ribeiro dos Santos (CETEC-MG), Hélio José Batista Alves and Robson Guimarães Lopes (ACESITA), Berenice Mendonça Gonzalez (UFMG) 3 pm Development of an alternative process for the ferrous chlorite effluent treatment generated via acid pickling at Usina Presidente Vargas - André Tarcizo de Oliveira Vieira, Antônio Carlos da Costa Onias, Fábio André da Silva Nascimento, João Henrique Echternacht, Júlio César Rodrigues Pereira, Reinaldo Lopes Baptista and Renata Aparecida da Cunha Pereira (CSN) 3:30pm Chrome-plating of the work rolls from the last chain of cold laminator of ArcelorMittal Vega for the production of extra-clean and ultra-wide materials - Magleife Eden Guasti Rampinelli, Celso Ney Nogueira, Luciano Colzani, José Luiz Amorim, Sérgio dos Santos Rocha, Michael Schattschneider, Kleidon Rodrigues de Almeida and José Carlos Gonçalves Bela (ArcelorMittal VEGA), Rochel Alan Gonçalves Lessa (CRC DO SUL) 4 pm Coffee-break: sponsored by MORGAN Oct. 18, 2007 BARILOCHE ROOM Directors’ Board 8:30am Critical analysis of the cooling sector of LN28 degree steel hot laminated plates - part I: analysis of shower sector - Vanessa Pala Vieira Branco (COSIPA), Ronald Lesley Plaut (EPUSP) 9 am Critical analysis of the cooling sector of LN28 degree steel hot laminated plates - part II: hot lamination analysis - Vanessa Pala Vieira Branco (COSIPA), Ronald Lesley Plaut (EPUSP) 9:30am Estimate of flow curves under compression in inter-critical region for a siliceous steel - 10 am Coffee-break: sponsored by MORGAN HOT LAMINATION - FLAT PRODUCTS 10:30am A new control strategy for cost reduction and efficient improvement in Acesita’s reheating furnace for hot lamination plates - Benjamin Fullin Júnior, Luciano Lellis Miranda, Marcos Antônio Araújo and Vanderlei Alves de Oliveira (ACESITA) 11 am Production, mechanical performance and micro-structural characterization of C Si-Mn-Cr high steel, hot laminated with trip effect - Dagoberto Brandão Santos, Ronaldo Barbosa, Dayanna Moreira Duarte and Priscila Paulina de Oliveira (UFMG), Elena V. Pereloma (WOLLONGONG UNIVERSITY) 11:30am Evolution of the resistance to hot deformation of steels along the contact arc Midday Experimental study of the cooling effects of a circular water jet on a heated steel plate - Hormando Leocádio Júnior and Geraldo Arruda Maia (USIMINAS), Júlio César Passos (UFSC) 12:30pm Lunch HOT LAMINATION -FLAT PRODUCTS Directors’ Board 2 pm Modeling and dynamic re-crystallization kinetics of interstitial-free steels and their application to the hot lamination case - Roney Eduardo Lino and Ronaldo Barbosa (UFMG) 2:30pm A finite volume model for the hot rolling process 3 pm Strip shape and profiles & the unknown "devils" 3:30pm Effect of the right and conventional temper on the microstructure and mechanical properties of jaws for 15B30 and 15BCr30 steel shoe recovery - Edmilson Schmitz (METISA), Carlos Augusto Silva de Oliveira (UFSC) 4 pm Coffee-break: sponsored by MORGAN HOT LAMINATION – FLAT PRODUCTS 4:30pm Automation of the temperature control in the soaking section of LRCC#1 furnace (Installation of thyristor-driven panels in the soaking section of LRCC # 1) 5 pm Experiences and results from using oxyfuel in steel reheating at Ovako Steel, hofors works, Sweden - Patrik Fredriksson and Erik Claesson (OVAKO STEEL), Anders Lugnet, Paulo Rogerio Nunes and Joachim Von Schéele (LINDE GAS) 5:30pm Application of plate reheating process simulation in moving beam furnaces 6 pm ASPEN ROOM - Event closing with giveaways offered by the sponsors Oct. 18, 2007 CHAMONIX ROOM Directors’ Board 8 am Gains obtained with the performance equalization of the work rolls in hot strip laminator - Felipe Gustavo Bernardes, Waldemar Braatz Krueger, Marcelo Arantes Rebellato and Gilson Teixeira Cornélio (AÇOS VILLARES) 8:30am Estudio de la influencias del ferroboro en los cilindros de temple indefinido fabricados por doble colada centrifuga, para las cajas acabadoras de los trenes laminadores de bandas en caliente - J. F. Álvarez e J. Asensio (UNIVERSIDAD DE OVIEDO), J. L. González, J. Llano, M. Alvaré e J. Garcia (FUNDICIÓN NODULAR) 9 am How to increase performance and operational safety of work rolls 9:30am Experimental and numeric study of the temperature gradient in an instrumented lamination cylinder - Ediguer Enrique Franco, Adriana Gómez , Luiz Gustavo Lima and Amilton Sinatora (EPUSP), Leonardo Villabón and Cláudio Eduardo Rocha dos Santos (AÇOS VILLARES) 10 am Coffee-break: sponsored by MORGAN EQUIPMENT 10:30am Beyond the limits of centralized/distributed controls: new ansaldo sistemi industriali solutions for rolling mill process control - Brocca Claudio, Comisso Stefano and Maule Zeno (ASI ANSALDO) 11 am Predictive repeating defect detection with ABB surface inspection system 11:30am A new automation architecture for strip thickness gauging systems Midday Process-oriented decisions for optimizing production quality 12:30pm Lunch CYLINDERS Directors’ Board 2 pm Hot strip mill centrifuged work rolls: quality and results 2:30pm Utilization and maintenance practices of hot strip mill back-up rolls for improving mill productivity - K .K. Singh, R. S. Verma and G. M. D. Murty (RESEARCH & DEVELOPMENT CENTRE FOR IRON & STEEL), D. Choudhary and A. K. Singh (BOKARO STEELS LIMITED) 3 pm Maximization of high-performance work rolls in grinding roll of LTQ - Edson Moura Oliveira, Arisio de Abreu Barbosa, Marcelo José Almeida and Paulo Henrique Chaves Gama (ACESITA) 3:30pm Mechanisms of work rolls degradation in HSM EQUIPMENT 4:30pm Economic Way to produce high quality cold rolled strips in high quantities 5 pm Latest solutions for high output coupled or continuous cold rolling mills 5:30pm Laser welder for heavy gauge strip for the steel industry 6 pm ASPEN ROOM - Event closing with giveaways offered by the sponsors. |
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